The Ryobi Expand-It 17 in. curved shaft string trimmer attachment makes trimming more enjoyable. This lightweight unit provides a cutting swath of 17 in. to get your job done faster and easier. The included Reel-Easy Bump head provides fast and easy line replacement; just thread the line, twist the head, and resume trimming. This curved shaft trimmer attachment can be used with Ryobi, Toro, Weed Eater, Troy Bilt, Murray, Poulan Pro, and other universal brand fit power heads and trimmers.